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1227402-71-2

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1227402-71-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1227402-71-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,7,4,0 and 2 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1227402-71:
(9*1)+(8*2)+(7*2)+(6*7)+(5*4)+(4*0)+(3*2)+(2*7)+(1*1)=122
122 % 10 = 2
So 1227402-71-2 is a valid CAS Registry Number.

1227402-71-2Relevant articles and documents

An efficient semi-synthetic method to construct docetaxel via sterically crowded linear side chain esterification

Shen, Xin,Yang, Jidong,Zhan, Huaxing,Wang, Hu,Wu, Shaohong,Chen, Zili

, p. 31 - 36 (2013)

An efficient semi-synthetic method was developed to construct docetaxel 1 by using N,N-di-Boc protected linear isoserine derivative 5 as the side chain source, in which, bulky protecting group on the nitrogen atom blocked C-2′ position and prohibited unav

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